linux-kernel - Re: [PATCH] scsi: ufs: core: Fix RPMB region size detection for UFS 2.2

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Message-ID: <a729a7d1b63d0b7e78806bfec238d8db2705c693.camel@gmail.com>
Date: Wed, 04 Feb 2026 09:37:51 +0100
From: Bean Huo <huobean@...il.com>
To: Alexey Charkov <alchark@...pper.net>
Cc: Alim Akhtar <alim.akhtar@...sung.com>, Avri Altman
 <avri.altman@....com>,  Bart Van Assche <bvanassche@....org>, "James E.J.
 Bottomley" <James.Bottomley@...senpartnership.com>, "Martin K. Petersen"
 <martin.petersen@...cle.com>, Bean Huo <beanhuo@...ron.com>, Can Guo
 <can.guo@....qualcomm.com>,  linux-scsi@...r.kernel.org,
 linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] scsi: ufs: core: Fix RPMB region size detection for UFS
 2.2

On Fri, 2026-01-30 at 18:49 +0400, Alexey Charkov wrote:
> > > The spec says it can only be up to 16MB maximum (see section 12.4.3.1
> > > RPMB Resources), so it should always fit. Happy to add a comment about
> > > that.
> > > 
> > > Best regards,
> > > Alexey
> > 
> > Hi Alexey,
> > 
> > Thanks for the clarification on the 16MB RPMB limit - that addresses the
> > overflow concern.
> > 
> > 
> > In your above operation, why not use SZ_128K to avoid the magic number?
> > BTW, please update your comment.
> 
> Good point, thanks Bean! Will amend in v2.
> 
> Best regards,
> Alexey

Alexey, 

did you send your new version patch?

Kind regards,
Bean